HP dx2700 manual Click Start All Programs, Accessories System Tools

Troubleshooting Without Diagnostics

Solving Display Problems (Continued)

Problem

Cause

Solution

High pitched noise coming

Brightness and/or

Lower brightness and/or contrast

from inside a flat panel

contrast settings are too

settings.

monitor.

high.

Fuzzy focus; streaking,

Flat panel monitor’s

1. Select the monitor’s Auto-

ghosting, or shadowing

internal digital

Adjustment option in the

effects; horizontal scrolling

conversion circuits may

monitor’s on-screen display

lines; faint vertical bars; or

be unable to correctly

menu.

unable to center the picture

interpret the output

2. Manually synchronize the Clock

on the screen.

synchronization of the

and Clock Phase on-screen

(flat panel monitors using

graphics card.

display functions. Download

an analog VGA input

SoftPaq SP20930 or SP22333,

connection only)

depending on the monitor, to

assist with the synchronization.

NOTE: Use the monitor model

number when searching for the

SoftPaq.

Certain typed symbols do

The font you are using

Use the Character Map to locate the

not appear correct.

does not support that

and select the appropriate symbol.

particular symbol.

Click Start > All Programs >

Accessories > System Tools >

Character Map. You can copy

the symbol from the Character Map

into a document.

Service Reference Guide

431672-001

D–9